Doctor profile · Federal record

Dr. John Martens, MD

Radiation Oncology Physician (CMS: Radiation Oncology) · Des Moines, IA

  • NPI 1699852368
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
411 Laurel St, Suite C100
Des Moines, IA 503143017
(515) 643-5168
fax (515) 643-5187
Mailing address
Po Box 816
Des Moines, IA 503040816

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
November 20, 2007
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Iowa #34592
Medicaid
IA #0258079

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699852368. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,842
Distinct HCPCS
10
Medicare allowed
$224,414
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 635 88 $42
77300 Calculation of radiation therapy dose 330 55 $31
77014 Ct guidance for insertion of radiation therapy fields 324 50 $42
77300 Calculation of radiation therapy dose 210 47 $31
77334 Design and construction of complex radiation treatment device 196 71 $57
77427 Radiation treatment management, 5 treatment sessions 159 50 $179
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 151 93 $35
77427 Radiation treatment management, 5 treatment sessions 110 44 $178
77334 Design and construction of complex radiation treatment device 101 43 $57
77263 Complex radiation therapy planning 65 60 $153

In context: peer comparison

Among 8 peers in Des Moines Radiation Oncology Physician, average services per provider: 96. This provider delivers 30× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$32
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dendreon Pharmaceuticals LLC 1 $32.09

By nature of payment

Food and Beverage
$32

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
36
Patients
12
Total drug cost
$646
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 36 12 $646

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Martens's medical specialty?
Dr. John Martens practices Radiation Oncology Physician in Des Moines, IA.
Where does Dr. John Martens practice?
Dr. John Martens practices at 411 Laurel St, Des Moines, IA 503143017. Office phone: 5156435168.
What is Dr. John Martens's NPI?
Dr. John Martens's National Provider Identifier (NPI) is 1699852368, issued by NPPES.
Does Dr. John Martens accept Medicare assignment?
Yes. Dr. John Martens accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Martens commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Calculation of radiation therapy dose (HCPCS 77300); Ct guidance for insertion of radiation therapy fields (HCPCS 77014). Source: CMS Medicare Physician & Other Practitioners file.